RE: Canadian Coal - depositional setting

From: Glenn Morton <>
Date: Mon Jan 19 2004 - 06:23:12 EST

  -----Original Message-----
  From: []On
Behalf Of Bill Payne
  Sent: Sunday, January 18, 2004 11:41 PM

  Kevin Wrote:
> There is a 50 meter thick sandstone with burrows at most levels. You
> me - can these animals burrow 50 meters upward in two days?

  Bill replied:

  That would be 25 meters/day, or about 1 meter/hour, or less than 2
cm/minute. What's the problem?

  GRM: When do they eat? When do they rest? How do they breath when buried
by such an amount of dirt? The burrowers are not tiny terminator robots.
Received on Mon Jan 19 06:23:44 2004

This archive was generated by hypermail 2.1.8 : Mon Jan 19 2004 - 06:23:45 EST